.Holidayhottopics {
    width: 1400px;
    height: 1000px;
    position: relative;
    // background: red;
    .Holidayhottopicsul {
        width: 1400px;
        height: 220px;
        display: flex;
        padding: 0;
        margin: 0;
        list-style: none;
        // background: yellow;
        li {
            height: 220px;
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            margin-right: 30px;
            flex: 0 0 260px;

            img {
                width: 260px;
                height: 220px;
                border-radius: 10px;
                transition: transform 0.3s ease;
            }

            .Solartermelements {
                width: 260px;
                height: 220px;
                background: rgba(#000000, 0.3);
                position: absolute;
                left: 0;
                top: 0;
                border-radius: 10px;
                color: #fff;
                padding: 20px;

                h1 {
                    margin: 0;
                }

                p {
                    margin: 0;
                    color: #ccc;
                }
            }

            .overlay {
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(#000000, 0.5);
                border-radius: 10px;
                opacity: 0;
                transition: opacity 0.3s ease;

                &-content {
                    .h2 {
                        color: #fff;
                        margin-bottom: 5px;
                        margin-left: 15px;
                    }

                    .zhang {
                        color: #ccc;
                        margin-bottom: 0px;
                        margin-left: 15px;
                    }

                    .butgeng {
                        width: 100px;
                        height: 50px;
                        background: #fff;
                        position: absolute;
                        right: 25px;
                        bottom: 25px;
                        text-align: center;
                        line-height: 50px;
                        border-radius: 10px;
                    }

                    .overlay-contentul {
                        width: 90%;
                        height: 120px;
                        margin-top: 20px;
                        margin-left: 5%;

                        li {
                            width: 70px;
                            height: 50px;
                            background: #fff;
                            text-align: center;
                            line-height: 70px;
                            float: left;
                            margin-right: 5px;
                            margin-bottom: 10px;
                            border-radius: 5px;

                            img {
                                width: 40px;
                                height: 30px;
                                margin-top: 10px;
                            }
                        }
                    }

                }
            }

            // 当鼠标悬停时显示遮罩层
            &:hover .overlay {
                opacity: 1;
            }
        }
    }

    .button {
        width: 100px;
        height: 40px;
        background: rgb(7, 115, 252);
        text-align: center;
        line-height: 40px;
        color: #fff;
        border-radius: 5px;
        margin-left: 44%;
        margin-top: 50px;
        cursor: pointer
    }
    .Summersolarterms{
        width: 1400px;
        height: 300px;
        background: red;
    }
}